ceremonyclient/bedlam/apps/garbled/examples/ecdh/keygen.qcl

// -*- go -*-

package main

import (
	"crypto/curve25519"
)

func main(g, e [32]byte) ([]byte, []byte, []byte) {
	// var s [32]byte
	// curve25519.ScalarMult(&s, &g, &e)
	// return g, e, s

	var privateKey [32]byte
	for i := 0; i < len(privateKey); i++ {
		//privateKey[i] = g[i] ^ e[i]
		privateKey[i] = (i % 8) + 1
	}

	var publicKey [32]byte
	curve25519.ScalarBaseMult(&publicKey, &privateKey)

	var privateKey2 [32]byte
	for i := 0; i < len(privateKey2); i++ {
		//privateKey[i] = g[i] ^ e[i]
		privateKey2[i] = (i % 16) + 1
	}

	var publicKey2 [32]byte
	curve25519.ScalarBaseMult(&publicKey2, &privateKey2)

	var secret [32]byte
	curve25519.ScalarMult(&secret, &privateKey, &publicKey2)

	return publicKey, publicKey2, secret
}